sync: sync upstream code

Signed-off-by: MiaoWoo <admin@yumc.pw>

src/HTML/JS/client.js

@@ -64,6 +64,7 @@ window.IsLocalClient = function ()
 {
     return (window.location.protocol.substr(0, 4) !== "http");
 };
+var glSession;
 var ServerHTTP;
 var MainServer;
 if(window.nw)
@@ -1983,3 +1984,10 @@ function isMobile()
     }
     return false;
 };
+
+function DoNewSession()
+{
+    var arr = new Uint8Array(6);
+    window.crypto.getRandomValues(arr);
+    glSession = GetHexFromArr(arr);
+};